Chair



FIG. 1 is a front perspective view of a chair showing my design;

FIG. 2 is a front elevational view;

FIG. 3 is a side elevational view, the opposite side being substantially a mirror image thereof;

FIG. 4 is a rear elevational view; and

FIG. 5 is a top plan view thereof. 

The ornamental design for a chair, as shown and described. 